#include <iostream>
using namespace std;

class bass
{
    public:
        bass(int a):a(a)
        {
        }
        bass(bass &t):a(t.a)
        {
            cout << "bass(bass &t)" << endl;
            // a = t.a;
        }
        void show()
        {
            cout << "a: " << a << endl;
                cout << &a << endl;
        }
    private:
        int a;
};

int main()
{
    
    bass b1(100);
    bass b2(b1);
    b1.show();
    b2.show();
    return 0;
}